Home / 3,309.72-4,564.37-2,249.07

Finding the Fourth Proportional to 3,309.72, 4,564.37 and 2,249.07

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Solution

The fourth proportional to 3,309.72, 4,564.37 and 2,249.07 is: 3,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.72 : 4,564.37 = 2,249.07 : x
  2. Step 2: Convert to fraction form
    3,309.72/4,564.37 = 2,249.07/x
  3. Step 3: Cross multiply
    3,309.72x = 4,564.37 × 2,249.07
  4. Step 4: Simplify right side
    3,309.72x = 10,265,601.94
  5. Step 5: Solve for x
    x = 10,265,601.94/3,309.72
  6. Step 6: Final answer
    x = 3,101.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.